AWS / Azure / GCP
Multi-AZ resilience: Why the recent AWS outage shows you need it
Don't wait for the next outage to expose gaps in your critical architecture...
Layer 7
Loadbalancer.org Enterprise: A technical guide to Layer 7 Manual Configuration
For times when you need to dive deeper and implement advanced settings that aren't directly available through the standard interface...
Application Management
Layer 7 load balancing: The complete guide to boosting application performance
Layer 7 is content-aware so able to make intelligent decisions about where to send traffic...
How-tos
IPv6 and Loadbalancer.org: Finally making friends with those impossibly long addresses
With 2^128 possible addresses, IPv6 is basically the networking equivalent of having infinite closet space...
Direct Server Return
The complete guide to Layer 4 load balancing: How it works, when to use, and how to configure
Layer 4 load balancing is a quick way of distributing application or network traffic across multiple servers...
Security
A simple Citrix SSO replacement; with Okta, Apache and OpenID Connect
This setup allows you to leverage the power of a centralized identity management system to secure your web apps, while maintaining the flexibility and performance you expect...
GSLB
Complete guide to DNS load balancing: Choosing the right method for your applications
DNS is a naming convention that translates human-readable web addresses into IP-addresses, and vice versa...
High Availability
What's the difference between load balancer node roles and states, and how do they contribute to high availability?
Understanding node states and roles both contribute in their own unique ways to achieving high availability...
Security
SSH stands for SECURE SHell, not regreSShion Hell...
Security is important, but you shouldn’t be losing sleep over every single newly announced CVE...
Security
How to automate SSL/TLS certificate renewal with Let's Encrypt
How many engineers does it take to renew an SSL/TLS certificate? Several, you might joke. But you may not be far wrong!..
Open source
See who's really visiting your website: Achieving IP transparency with the Proxy Protocol
There are a few different ways to achieve IP transparency, but one of the most effective is with the help of the great Proxy Protocol...
Security
The futility of vulnerability scans: Why they're not worth your time and energy!
We all want to protect ourselves from cyberattacks, and any tool that can help us proactively monitor our networks and systems has got to be a good thing, right?..
How-tos
What is Stunnel and how do you configure it?
Here is another example of a more “exotic” Stunnel configuration. Most people, and rightly so, will ask “but why?”. Well, because we can!..
Security
Apache Log4j vulnerability CVE-2021-44228
The Apache Log4j utility is commonly used for logging requests by millions of Java applications to log error messages. However, recently the critical vulnerability CVE-2021-44228 was discovered in the Apache Log4j library...
How-tos
How to extend Net-SNMP for infrastructure monitoring
Monitoring your infrastructure is a crucial task, and (regardless of the software you've chosen) requires you to make use of the Simple Network Management Protocol (SNMP)...
Automation
Automation of the initial setup of your Loadbalancer.org appliance (VMware Edition)
Although our appliances are absolutely awesome and fun to use, going through the same process many times may become slightly tedious!..
High Availability
What is a load balancer? A comprehensive guide to load balancing
Hidden in data centers around the world, there are millions of load balancers that keep businesses and their applications fully functional 24/7 – making sure users enjoy a seamless and uninterrupted high-quality experience at every single click...
HAProxy
How to write an external health check script for HAProxy
Loadbalancer.org were the original sponsors of the external health check mechanism in HAProxy. We think it's an invaluable tool when you need something a bit special...